Difference between revisions of "Chapter 2: 12-13"
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John Dollond (10 June O.S. (21 June N.S.) 1706 - 30 November 1761) was an English optician, known for his successful optics business and his discovery of achromatic doublets. From [http://en.wikipedia.org/wiki/John_Dollond WIKI] | John Dollond (10 June O.S. (21 June N.S.) 1706 - 30 November 1761) was an English optician, known for his successful optics business and his discovery of achromatic doublets. From [http://en.wikipedia.org/wiki/John_Dollond WIKI] | ||
− | '''Clock by Mr. Ellicott'''<br>[[ | + | '''Clock by Mr. Ellicott'''<br>[[Ellicott_pendulum.png|200px|thumb|right|Ellicott pendulum]] |
[http://images.google.com/images?svnum=10&hl=en&lr=&q=ellicott+clock pix] | [http://images.google.com/images?svnum=10&hl=en&lr=&q=ellicott+clock pix] | ||
Revision as of 20:02, 15 October 2009
Page 12
Needle
The compass.
Page 13
twin Telescope, by Mr. Dollond
pix
John Dollond (10 June O.S. (21 June N.S.) 1706 - 30 November 1761) was an English optician, known for his successful optics business and his discovery of achromatic doublets. From WIKI
Clock by Mr. Ellicott
200px|thumb|right|Ellicott pendulum
pix
Sector by your Mr. Bird
pix
His Ways how strange
His = God's.
Imps of the Apprehensive
Allusion to a famous Edgar Allen Poe story, "The Imp of the Perverse"?
Without spoiling that story by telling it, 'apprehension' could be said
to be crucial in it.